4720-00-725-2179

Find complete technical information, availability, and procurement data for: 4720-00-725-2179
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-725-2179

Item Name Code

20311

Assigment Date

01/01/1961 (65 years ago)

-65.0 fahrenheit and 275.0 fahrenheit single response temp rating, right-hand 1st end thread direction, round cross-sectional shape style, 0.250 inches nominal inside diameter, 3b 1st end thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: round
Thread Class: 3b 1st end
Thread Direction: right-hand 1st end
Inside Diameter: 0.250 inches nominal
Temp Rating: -65.0 fahrenheit and 275.0 fahrenheit single response
Outside Diameter: 0.578 inches nominal
Minimum Inside Bending Radius: 3.375 inches
Exterior Color: black
Connection Style: swivel nut flare 1st end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Burst Test Pressure: 10000.0 pounds per square inch
Layer Composition And Location: 1st layer braided cotton cord and 2nd layer braided steel wire and outer layer rubber impregnated braided cotton cord
Maximum Operating Pressure: 3000.0 pounds per square inch
Nominal Thread Size: 0.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Hydrostatic Test Pressure: 5000.0 pounds per square inch
Outer Covering Environmental Protection: mildew resistant and oil resistant
Inside Surface Condition: smooth
Measuring Method And Length: 23.500 inches nominal working
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-950-3138	No Name Available	10/01/1978

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
749892	Nonmetallic Hose Assembly
950645-5-0234	Nonmetallic Hose Assembly
950710-5-0234	Nonmetallic Hose Assembly

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4720-00-725-2179?

The FSCG of the NSN 4720-00-725-2179 is 4720

Does NSN 4720-00-725-2179 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4720-00-725-2179 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-725-2179 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4720-00-725-2179 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961